Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Illinois, USA

Oldest recorded age at locality: 282
Youngest recorded age at locality: 239

mindat Locality ID: 14607
mindat URL: http://www.mindat.org/loc-14607.html

Tectonic Settings:

Total number of sublocalities beneath "Illinois, USA": 1581
Total number of bottom-level sublocalities: 1422

Number of Child Localities: 98
Child Localities:
Adams Co.
Alexander Co.
Bond Co.
Boone Co.
Brown Co.
Calhoun Co.
Carroll Co.
Champaign Co.
Christian Co.
Clark Co.
Clay Co.
Clinton Co.
Coles Co.
Cook Co.
Crawford Co.
Cumberland Co.
DeKalb Co.
Douglas Co.
DuPage Co.
Edgar Co.
Edwards Co.
Effingham Co.
Fayette Co.
Franklin Co.
Fulton Co.
Gallatin Co.
Greene Co.
Grundy Co.
Hamilton Co.
Hancock Co.
Hardin Co.
Henderson Co.
Henry Co.
Illinois - Kentucky Fluorspar District
Iroquois Co.
Jackson Co.
Jasper Co.
Jefferson Co.
Jersey Co.
Jo Daviess Co.
Johnson Co.
Kane Co.
Kankakee Co.
Kendall Co.
Knox Co.
Lake Co.
LaSalle Co.
Lawrence Co.
Lee Co.
Livingston Co.
Logan Co.
Macon Co.
Macoupin Co.
Madison Co.
Marion Co.
Marshall Co.
Mason Co.
Massac Co.
McDonough Co.
McHenry Co.
McLean Co.
Menard Co.
Mercer Co.
Monroe Co.
Montgomery Co.
Morgan Co.
Moultrie Co.
Ogle Co.
Peoria Co.
Perry Co.
Piatt Co.
Pike Co.
Pope Co.
Pulaski Co.
Putnam Co.
Randolph Co.
Richland Co.
Rock Island Co.
Saline Co.
Sangamon Co.
Schuyler Co.
Scott Co.
Shelby Co.
St. Clair Co.
Stark Co.
Stephenson Co.
Tazewell Co.
Union Co.
Vermilion Co.
Warren Co.
Washington Co.
Wayne Co.
White Co.
Whiteside Co.
Will Co.
Williamson Co.
Winnebago Co.
Woodford Co.

Latitude: 39°47'7"N
Longitude: 89°12'21"W
Decimal Degree (lat, lon): 39.785277777778,-89.205833333333

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Alstonite	Alunite	Amorphous	Apatite	Aragonite	Baryte	Calcite	Chalcopyrite	Clay	Copper
Corundum	Diamond	Diaspore	Epsomite	Feldspar	Fluorite	Gypsum	Haxonite	Iron	Kaolinite
Malachite	Marcasite	Melanterite	Melilite	Mica	Millerite	None	Not in a structural group	Olivine	Paralstonite
Phenakite	Pyrite	Pyroxene	Quartz	Rhabdophane	Rocksalt	Rutile	Sphalerite	Spinel	Staurolite
Stibnite	Sulphur	Wurtzite	Zircon

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al Ba Be C Ca Cd Ce Cl Cr Cu F Fe H K Mg Mn N Na Ni O P Pb S Sb Si Sr Th Ti Y Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Alstonite Alunite Amorphous Apatite Aragonite Baryte Calcite Chalcopyrite Clay Copper
Corundum Diamond Diaspore Epsomite Feldspar Fluorite Gypsum Haxonite Iron Kaolinite
Malachite Marcasite Melanterite Melilite Mica Millerite None Not in a structural group Olivine Paralstonite
Phenakite Pyrite Pyroxene Quartz Rhabdophane Rocksalt Rutile Sphalerite Spinel Staurolite
Stibnite Sulphur Wurtzite Zircon

84 IMA Minerals at location:

Aegirine ()*	Aegirine-augite ()*	Albite ()*	Alstonite ()*	Anglesite ()*
Ankerite ()*	Aragonite ()*	Azurite ()*	Baryte ()*	Barytocalcite ()*
Benstonite ()*	Bertrandite ()*	Brianyoungite ()*	Brockite ()*	Brushite ()*
Calcite ()*	Celestine ()*	Cerussite ()*	Chalcocite ()*	Chalcopyrite ()*
Copper ()*	Cuprite ()*	Diamond ()*	Diopside ()*	Dolomite ()*
Enstatite ()*	Epsomite ()*	Fluorite ()*	Forsterite ()*	Gahnite ()*
Galena ()*	Goethite ()*	Graphite ()*	Greenockite ()*	Gypsum ()*
Hardystonite ()*	Haxonite ()*	Hematite ()*	Hemimorphite ()*	Hydrozincite ()*
Ilmenite ()*	Iron ()*	Jamesonite ()*	Jarosite ()*	Kaolinite ()*
Kyanite ()*	Magnetite ()*	Malachite ()*	Marcasite ()*	Melanterite ()*
Microcline ()*	Millerite ()*	Mullite ()*	Muscovite ()*	Niter ()*
Opal ()*	Paralstonite ()*	Phlogopite ()*	Polydymite ()*	Pyrite ()*
Pyrolusite ()*	Pyromorphite ()*	Quartz ()*	Rutile ()*	Schreibersite ()*
Siderite ()*	Sillimanite ()*	Silver ()*	Smithsonite ()*	Sphalerite ()*
Staurolite ()*	Stibnite ()*	Strontianite ()*	Sulphur ()*	Synchysite-(Ce) ()*
Taenite ()*	Tenorite ()*	Troilite ()*	Vaesite ()*	Willemite ()*
Witherite ()*	Xenotime-(Y) ()*	Zincite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	282	239	1	212661	1022
Aegirine-augite ()*	Pyroxene	(Ca,Na)(Fe³⁺,Mg,Fe²⁺)Si₂O₆	282	239	1	212661	286
Albite ()*	Feldspar	Na(AlSi₃O₈)			1	212991	8803
Alstonite ()*	Alstonite	BaCa(CO₃)₂			1	212592	24
Anglesite ()*	Baryte	Pb(SO₄)			5	212583,212592,212599,212601,213390	2734
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂			3	212561,212563,212583	3092
Aragonite ()*	Aragonite	Ca(CO₃)			5	212560,212561,212583,212599,212759	3250
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			5	212583,212590,212592,212601,212606	5509
Baryte ()*	Baryte	Ba(SO₄)	282	239	44	212348,212560,212561,212563,212572,212583,212586,212592,212595,212597,212599,212601,212604,212606,212607,212613,212618,212620,212621,212622,212623,212626,212657,212658,212664,212693,212715,212718,212719,212727,212730,212740,212851,213001,213375,213393,213399,213400,213413,213429,213431,213434,213508,213570	11547
Barytocalcite ()*	None	BaCa(CO₃)₂			1	212592	83
Benstonite ()*	None	Ba₆Ca₆Mg(CO₃)₁₃			2	212583,212592	17
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂	282	239	1	212664	606
Brianyoungite ()*	None	Zn₃(CO₃)(OH)₄			1	213679	79
Brockite ()*	Rhabdophane	(Ca,Th,Ce)(PO₄)·H₂O	282	239	1	212664	48
Brushite ()*	Gypsum	Ca(PO₃OH)·2H₂O			1	213017	104
Calcite ()*	Calcite	Ca(CO₃)	282	239	135	212305,212348,212414,212482,212544,212556,212558,212560,212561,212563,212572,212574,212579,212583,212585,212586,212587,212588,212592,212597,212599,212601,212604,212606,212608,212610,212611,212613,212617,212618,212620,212621,212622,212623,212626,212629,212630,212640,212653,212657,212658,212662,212664,212675,212678,212679,212680,212682,212690,212693,212701,212711,212715,212716,212717,212718,212719,212720,212722,212723,212724,212725,212726,212727,212728,212730,212738,212740,212745,212746,212759,212760,212767,212773,212777,212827,212829,212830,212832,212833,212835,212840,212841,212842,212843,212846,212847,212848,212849,212851,212852,212853,212854,212855,212859,212861,212863,212864,212923,212931,212932,212935,212937,212938,212941,212942,212950,212951,212953,213012,213049,213072,213173,213378,213379,213381,213383,213391,213392,213393,213394,213396,213400,213404,213407,213417,213425,213429,213430,213438,213442,213490,213506,213683,213796	27770
Celestine ()*	Baryte	Sr(SO₄)			5	212583,212592,212604,212657,213429	1252
Cerussite ()*	Aragonite	Pb(CO₃)			8	212583,212601,212613,212626,212718,212827,213369,213390	4979
Chalcocite ()*	None	Cu₂S			1	212561	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			35	212305,212556,212560,212561,212572,212574,212583,212591,212592,212599,212601,212604,212606,212622,212623,212625,212657,212658,212665,212678,212715,212717,212718,212727,212730,212759,212767,212861,213012,213173,213369,213392,213404,213490,213796	27198
Copper ()*	Copper	Cu			5	212517,212730,213208,213336,213570	3846
Cuprite ()*	Not in a structural group	Cu₂O			1	212583	2970
Diamond ()*	Diamond	C			3	212276,212798,213197	697
Diopside ()*	Pyroxene	CaMgSi₂O₆			1	212991	4135
Dolomite ()*	None	CaMg(CO₃)₂	282	239	53	212305,212310,212348,212560,212561,212569,212572,212573,212574,212583,212592,212599,212657,212661,212767,212829,212830,212832,212833,212835,212841,212842,212843,212846,212847,212848,212849,212851,212852,212853,212854,212855,212859,212861,212863,212864,212923,212931,212932,212935,212937,212938,212941,212942,212949,212950,212951,212953,213012,213570,213654,213708,213796	9895
Enstatite ()*	Pyroxene	Mg₂Si₂O₆			1	212991	944
Epsomite ()*	Epsomite	Mg(SO₄)·7H₂O			2	212583,212604	484
Fluorite ()*	Fluorite	CaF₂	282	239	184	212560,212579,212580,212582,212583,212584,212585,212586,212587,212588,212590,212591,212592,212593,212595,212596,212597,212598,212599,212600,212601,212602,212603,212604,212605,212606,212607,212608,212610,212611,212612,212613,212614,212616,212617,212618,212620,212621,212622,212623,212624,212625,212626,212628,212629,212630,212631,212632,212633,212634,212635,212637,212638,212640,212641,212642,212644,212645,212646,212647,212650,212652,212653,212654,212657,212658,212662,212663,212664,212665,212666,212668,212671,212672,212673,212674,212675,212676,212677,212678,212679,212680,212681,212682,212683,212685,212687,212688,212690,212692,212693,212694,212695,212697,212703,212705,212707,212708,212709,212711,212713,212714,212715,212716,212717,212718,212719,212720,212722,212723,212724,212725,212726,212727,212728,212729,212730,212732,212733,212734,212735,212738,212739,212740,212741,212745,212746,212748,212749,212750,212751,212752,212777,213001,213173,213369,213370,213371,213376,213378,213379,213381,213382,213383,213384,213390,213391,213392,213393,213394,213396,213397,213398,213400,213401,213404,213406,213407,213413,213414,213416,213417,213419,213420,213421,213422,213423,213424,213425,213426,213429,213431,213432,213434,213435,213436,213437,213438,213439,213440,213506,213507,213508,213538	9617
Forsterite ()*	Olivine	Mg₂(SiO₄)			1	212991	1188
Gahnite ()*	Spinel	ZnAl₂O₄			1	213679	445
Galena ()*	Rocksalt	PbS	282	239	127	212348,212560,212579,212583,212586,212588,212592,212599,212600,212601,212602,212603,212604,212606,212608,212610,212611,212612,212613,212617,212621,212622,212623,212626,212640,212645,212652,212657,212658,212662,212664,212668,212672,212675,212677,212678,212679,212681,212687,212688,212692,212694,212705,212707,212714,212715,212717,212718,212719,212720,212722,212723,212724,212725,212726,212727,212729,212730,212735,212739,212745,212746,212748,212749,212751,212759,212777,212827,212829,212840,212841,212842,212843,212844,212845,212846,212847,212848,212849,212851,212855,212861,212863,212864,212923,212932,212938,212941,212949,212950,212953,213001,213369,213370,213376,213378,213379,213381,213382,213383,213384,213390,213391,213392,213393,213394,213396,213397,213398,213400,213406,213413,213416,213417,213419,213422,213423,213425,213431,213432,213434,213435,213436,213437,213438,213508,213570	24243
Goethite ()*	Diaspore	FeO(OH)			9	212305,212560,212565,212583,212622,212623,213390,213679,213796	7437
Graphite ()*	None	C			1	212991	2812
Greenockite ()*	Wurtzite	CdS			3	212583,212719,213397	717
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O			14	212558,212560,212561,212563,212583,212592,212599,212618,212622,212657,212727,212730,213538,213679	6890
Hardystonite ()*	Melilite	Ca₂ZnSi₂O₇			1	213679	14
Haxonite ()*	Haxonite	(Fe,Ni)₂₃C₆			1	212991	26
Hematite ()*	Corundum	Fe₂O₃			3	212561,213500,213679	14640
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O			2	212583,212592	1689
Hydrozincite ()*	None	Zn₅(CO₃)₂(OH)₆			1	212583	1066
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃			1	212282	5433
Iron ()*	Iron	Fe			1	212991	1089
Jamesonite ()*	None	Pb₄FeSb₆S₁₄			1	212717	784
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆			3	212558,212560,213173	2228
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄			8	212560,212561,212563,212574,212583,213414,213417,213538	5591
Kyanite ()*	Not in a structural group	Al₂OSiO₄			1	212282	1507
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			1	212414	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			18	212560,212574,212583,212590,212592,212604,212613,212618,212622,212623,212657,212665,212675,212679,212718,212725,213390,213404	12537
Marcasite ()*	Marcasite	FeS₂			26	212282,212305,212348,212414,212482,212544,212560,212561,212563,212583,212657,212759,212827,212843,212844,212848,212935,212949,213012,213390,213404,213490,213570,213676,213731,213796	5674
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O			1	213173	915
Microcline ()*	Feldspar	K(AlSi₃O₈)			1	213561	4924
Millerite ()*	Millerite	NiS			9	212556,212560,212561,212572,212759,212760,212767,212842,213683	1066
Mullite ()*	None	Al_4+2xSi_2-2xO_10-x (x ≈ 0.4)			1	213679	78
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			3	212322,213538,213676	17380
Niter ()*	None	K(NO₃)			2	212791,213236	181
Opal ()*	Amorphous	SiO₂·nH₂O			2	212276,213654	2994
Paralstonite ()*	Paralstonite	BaCa(CO₃)₂			3	212583,212592,212657	7
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂			1	212523	2273
Polydymite ()*	Spinel	Ni²⁺Ni³⁺₂S₄			3	212560,212561,212572	131
Pyrite ()*	Pyrite	FeS₂			83	212305,212348,212414,212512,212516,212518,212536,212556,212558,212560,212561,212563,212565,212572,212574,212583,212599,212657,212665,212716,212717,212723,212727,212728,212730,212738,212740,212745,212746,212759,212767,212773,212827,212830,212832,212833,212835,212841,212842,212843,212846,212847,212848,212849,212851,212852,212853,212854,212855,212859,212861,212863,212864,212923,212931,212932,212935,212937,212938,212941,212942,212950,212951,212953,213012,213066,213072,213173,213212,213369,213378,213392,213404,213442,213479,213490,213495,213508,213538,213570,213683,213731,213796	39462
Pyrolusite ()*	Rutile	MnO₂			1	212560	3106
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl			6	212583,212601,212623,212663,212695,212718	1725
Quartz ()*	Quartz	SiO₂	282	239	94	212276,212300,212310,212316,212556,212558,212560,212561,212562,212563,212569,212572,212573,212574,212583,212585,212586,212588,212592,212599,212601,212604,212606,212607,212610,212613,212614,212621,212626,212627,212653,212657,212658,212664,212678,212679,212715,212718,212722,212723,212725,212727,212730,212740,212759,212767,212769,212770,212803,212830,212832,212833,212835,212841,212842,212846,212847,212848,212849,212851,212852,212853,212854,212855,212859,212861,212863,212864,212923,212931,212932,212935,212937,212938,212941,212942,212949,212950,212951,212953,213169,213173,213336,213390,213391,213393,213407,213416,213429,213460,213538,213679,213683,213731	61156
Rutile ()*	Rutile	TiO₂			1	212282	5614
Schreibersite ()*	None	(Fe,Ni)₃P			1	212991	374
Siderite ()*	Calcite	Fe(CO₃)			3	212310,212462,212496	6417
Sillimanite ()*	Not in a structural group	Al₂SiO₅			1	212282	1516
Silver ()*	Copper	Ag	282	239	2	212575,213369	5186
Smithsonite ()*	Calcite	Zn(CO₃)			21	212348,212556,212560,212561,212583,212590,212601,212604,212612,212613,212618,212623,212626,212679,212730,212951,213369,213379,213392,213420,213425	2473
Sphalerite ()*	Sphalerite	ZnS	282	239	129	212305,212310,212348,212482,212544,212556,212560,212561,212563,212572,212574,212583,212586,212588,212592,212597,212599,212600,212601,212603,212604,212606,212607,212608,212613,212617,212623,212626,212657,212658,212662,212664,212668,212677,212679,212687,212688,212692,212694,212705,212707,212714,212717,212718,212719,212720,212722,212723,212724,212725,212726,212727,212730,212759,212767,212777,212827,212829,212830,212832,212833,212835,212841,212842,212843,212844,212846,212847,212848,212849,212851,212852,212853,212854,212855,212859,212861,212863,212864,212923,212931,212932,212935,212937,212938,212941,212942,212949,212950,212951,212953,212991,213001,213012,213173,213376,213378,213379,213381,213382,213383,213384,213391,213392,213394,213396,213397,213398,213400,213406,213416,213417,213419,213425,213429,213431,213432,213434,213435,213436,213438,213490,213493,213495,213497,213506,213508,213570,213796	21482
Staurolite ()*	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)			1	212282	978
Stibnite ()*	Stibnite	Sb₂S₃			1	212717	3418
Strontianite ()*	Aragonite	Sr(CO₃)			7	212583,212591,212592,212597,212715,213404,213429	589
Sulphur ()*	Sulphur	S			3	212583,212587,212604	2045
Synchysite-(Ce) ()*	None	CaCe(CO₃)₂F			1	212743	232
Taenite ()*	None	(Ni,Fe)			1	212991	703
Tenorite ()*	None	CuO			1	212561	1101
Troilite ()*	None	FeS			2	212442,212991	1044
Vaesite ()*	Pyrite	NiS₂			2	212583,212599	106
Willemite ()*	Phenakite	Zn₂SiO₄			1	213679	303
Witherite ()*	Aragonite	Ba(CO₃)			9	212583,212590,212591,212592,212593,212597,212715,212718,213369	251
Xenotime-(Y) ()*	Zircon	Y(PO₄)			1	212282	939
Zincite ()*	Wurtzite	ZnO			1	213679	98
Zircon ()*	Zircon	Zr(SiO₄)			5	212282,212769,213166,213538,213561	5251

2 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	ree-00658	265	239	252 ± 13 Ma and 269 ± 13 Ma (K-Ar, bio, mica peridotite)	K-Ar			biotite							168046	Hicks Dome REE-Th Prospects (Henry Hamp; Jr. No. 1 Oil Test Well; And Other Prospects), Hicks Dome, Hicks, Hardin Co., Illinois, USA	Hicks Dome	Orris and Grauch (2002)		USGSOFR02_189
	ree-00805	282	256	252 ± 13 Ma and 269 ± 13 Ma (K-Ar, bio, mica peridotite)	K-Ar			biotite							168046	Hicks Dome REE-Th Prospects (Henry Hamp; Jr. No. 1 Oil Test Well; And Other Prospects), Hicks Dome, Hicks, Hardin Co., Illinois, USA	Hicks Dome	Orris and Grauch (2002)		USGSOFR02_189

Sample	Source Locality	Reference URL
R040040	Cave-in-Rock, Cave-in-Rock Sub-District, Hardin Co., Illinois, USA	https://rruff.info/R040040

All locality data graciously provided by mindat.org

All age data...